Gov. Jay Inslee vetoed a portion of a bill that would have tied Washington's EV adoption goals to a vehicle miles traveled fee.

Rep. Davina Duerr plans to revive her stalled bill to make climate change a consideration in land use planning by local governments.

Washington’s climate change bills will not go into effect until the legislature passes a transportation budget. No one is quite sure when that will be.

Washington’s legislature passed a low-carbon fuel standard bill that will require refiners to reduce the carbon in motor fuels sold in state.

Washington is on its way to becoming the second state to have a comprehensive cap-and-trade program after a Senate vote approving the bill.

Two bills intended to help decarbonize Washington’s transportation sector are headed to the desk of Gov. Jay Inslee, who is expected to approve both.

The Wash. House voted 56-42 to send Gov. Jay Inslee a bill aimed at reducing greenhouse gas emissions from air conditioners and large refrigeration units.

The Washington Senate approved a bill that would require an increased use of biofuels to cut carbon emissions from vehicles.

The Democrat-controlled Washington Senate barely passed a cap-and-trade bill designed to trim industrial carbon emissions.

A bill to dramatically reduce Washington’s GHG emissions from large refrigeration and air conditioners is near a final vote in the Senate.